Pechora Kray

Martynov, Sergey Vasilyevich (1856-).Pechora Edge: Essays of Nature and Life: Population, Culture, Prom-St / S.V.Martynov.- St. Petersburg: Type.MMStasyulevich, 1905. -VIII, 276 p.: IL.;23. -Prepared: Evg.Lyatsky..I. Lyatsky, Evgeny Aleksandrovich (1868-1942).Electronic Source: PB